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(11)

EP 3 294 414 A1

(12)

(43) Date of publication: 21.03.2018 Bulletin 2018/12 (21) Application number: 16725561.1 (22) Date of filing: 11.05.2016

(51) International Patent Classification (IPC):  A61N 5/10(2006.01) G01T 1/29(2006.01) A61B 5/00(2006.01) G06T 7/00(2017.01) (86) International application number: PCT/GB2016/051350 (87) International publication number: WO 2016/181140 (17.11.2016 Gazette 2016/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 12.05.2015 GB 201508104 31.03.2016 GB 201605424 (71) Applicant: Vision RT Limited London N3 2JU (GB)	(72) Inventors: HALE, Gideon London N3 2JU (GB) MEIR, Ivan London N3 2JU (GB) PAWLICKI, Todd San Diego, California 92129 (US) ALLEN, Martin London N3 2JU (GB) (74) Representative: Salmon, Victoria Beatrice  The IP Asset Partnership Limited Prama House 267 Banbury Road Oxford OX2 7HT Oxford OX2 7HT (GB)